Table 2:

CHD typesa

CHD (No.) (%)
HLHS4 (8.6%)
AS1 (2.1%)
COA3 (6.5%)
Interrupted aortic arch2 (4.3%)
MS2 (4.3%)
TOF3 (6.5%)
Absent pulmonary valve2 (4.3%)
PS2 (4.3%)
Tricuspid atresia1 (2.1%)
Epstein anomaly1 (2.1%)
TR8 (17.3%)
TGA11 (23%)
VSD16 (34.7%)
ASD6 (13%)
PI2 (4.3%)
Fetuses with >1 CHD24 (52.1%)
  • Note:—AS indicates aortic stenosis; COA, coarctation of the aorta; MS, mitral stenosis; TOF, tetralogy of Fallot; PS, pulmonic stenosis; TR, tricuspid regurgitation; VSD, ventricular septal defect; ASD, atrial septal defect; PI, pulmonary insufficiency.

  • a Defects not specified in this table include but are not limited to partial defects, azygous and vena cava abnormalities, and situs abnormalities. Some fetuses had only one of these defects, and some had combined defects.